Easley, David; O'Hara, Maureen; Basu, Soumya(2019).”From mining to markets: The evolution of bitcoin transaction fees”.Journal of Financial Economics134: sid.91–109. doi:10.1016/j.jfineco.2019.03.004.
Morais, Rui; Crocker, Paul; Melo De Sousa, Simao(2020).”A Tool for Implementing Privacy in Nano”.2020 IEEE International Conference on Decentralized Applications and Infrastructures (DAPPS). Sid.159–163. doi:10.1109/DAPPS49028.2020.00021. ISBN 978-1-7281-6978-1.